January 29, 1973
Episode 1 of Season 13 premiered on January 29, 1973
February 26, 1973
Episode 2 of Season 13 premiered on February 26, 1973
April 2, 1973
Episode 3 of Season 13 premiered on April 2, 1973
May 7, 1973
Episode 4 of Season 13 premiered on May 7, 1973
June 4, 1973
Episode 5 of Season 13 premiered on June 4, 1973
July 9, 1973
Episode 6 of Season 13 premiered on July 9, 1973
August 6, 1973
Episode 7 of Season 13 premiered on August 6, 1973
September 3, 1973
Episode 8 of Season 13 premiered on September 3, 1973
October 1, 1973
Episode 9 of Season 13 premiered on October 1, 1973
October 29, 1973
Episode 10 of Season 13 premiered on October 29, 1973
November 26, 1973
Episode 11 of Season 13 premiered on November 26, 1973